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backbone Definition
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backbone
noun(back-bone)the series of vertebrae forming the axis of the skeleton and protecting the spinal cord
backbone
noun(back-bone)a central cohesive source of support and stability
backbone
noun(back-bone)the part of a book's cover that encloses the inner side of the book's pages and that faces outward when the book is shelved
Synonyms: spine,
backbone
noun(back-bone)the part of a network that connects other networks together
Examples:
The backbone is the part of a communication network that carries the heaviest traffic.